Home / 4,427.60-6,632.28-3,197.48

Finding the Fourth Proportional to 4,427.60, 6,632.28 and 3,197.48

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Solution

The fourth proportional to 4,427.60, 6,632.28 and 3,197.48 is: 4,789.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.60 : 6,632.28 = 3,197.48 : x
  2. Step 2: Convert to fraction form
    4,427.60/6,632.28 = 3,197.48/x
  3. Step 3: Cross multiply
    4,427.60x = 6,632.28 × 3,197.48
  4. Step 4: Simplify right side
    4,427.60x = 21,206,549.49
  5. Step 5: Solve for x
    x = 21,206,549.49/4,427.60
  6. Step 6: Final answer
    x = 4,789.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.